21462660104 has 16 divisors (see below), whose sum is σ = 40264024320. Its totient is φ = 10725586960.

The previous prime is 21462660073. The next prime is 21462660113. The reversal of 21462660104 is 40106626412.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 701984 + ... + 731919.

It is an arithmetic number, because the mean of its divisors is an integer number (2516501520).

Almost surely, 2^21462660104 is an apocalyptic number.

It is an amenable number.

21462660104 is a deficient number, since it is larger than the sum of its proper divisors (18801364216).

21462660104 is a wasteful number, since it uses less digits than its factorization.

21462660104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1435780 (or 1435776 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 32.

The spelling of 21462660104 in words is "twenty-one billion, four hundred sixty-two million, six hundred sixty thousand, one hundred four".